What is the oxidation number of Chromium, Cr, in the chromate ion, Cr207 2-? Show your work. 8. Calculate the AEºfor the following reaction. Show your work. Fe(s) + Cl2(g) Fe 2+ (aq) + 2CI

Q: Consider the precipitation reactions below: Fe2* + S? → Fes Cu2+ + S? →Cus Zn2* + S² → ZnS Calculate…

A: The standard free energy of a reaction is the difference of Gibbs free energy of formation of…

Q: Please draw the structure of the possible product for the following reaction, and how does the…

A: The details solution for this is provided below in attach image.

Q: 4. The redox reaction between KMNO4 and Na C2O4 is shown in equation 1 of the Introduction. A…

A: Given,  Volume of Na2C2O4 = 25.0 mL  Normality of Na2C2O4 = 0.75 N Volume of KMnO4 = 14.8 mL…

Q: The experiment used zinc chlori solution, which is made by dissolving zinc chloride (ZnCl2) in…

A: the chemical equation is given below, ZnCl2→Zn2++2Cl- For calculating the oxidation state of Cl-,

Q: Now, Identify which products undergo oxidation or reduction. Solution Reduction Oxidation 2+ Fe + Cu…

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Q: 8. Which of the following is the strongest oxidizing agent. (E Fe/Fe=0.77, 1200/1 -0.54,Cu²/Cu-0.34,…

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Q: you are given with (a) iron nail (b) cuso4 solution (c) bacl2 (d) cu powder (e) ferrous sulphate…

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Q: Nikita took Zn, Al, Cu, Fe, M& Na metals & put each metal in cold water and then hot water…

A: The given metals are: Zn, Al, Cu, Fe, Mg and Zn The order of reactivity of these metals is: Na >…

Q: Assign an oxidation state to each element in each compound: (a) Cu(NO3)2 (b) Sr(ОH)2 (c) K2CrO7

A: Since we only answer up to the first three subparts, we will answer the first three sub-parts only.…

Q: Determine the oxidizing agent in the following reaction 2 Li(s) + Fe(C2H3O2)2(aq) → 2 LiC2H3O2(aq) +…

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Q: The chemical equation for a reaction between KMnO4 and HCl is shown. 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2…

A: 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2 + 2KCl + 8H2O Reducing Agent is an element or compound that loses an…

Q: Which element is oxidized in the reaction below? Fe(CO)5 (1) + 2HI (g) → Fe(CO)4!2 (s) + CO (g) +…

A: The element which increases its oxidation sate by loss of your electrons are called oxidized…

Q: In the following reaction, which element is oxidized? Cu + FeSO4 Fe + CUSO4 Select one: а. Cu b. Fe…

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Q: 60 Cu. DFe (a, B) Cu. 26

A: The balanced radioactive Chemical equation is as follows.

Q: 4. What is the reducing agent in the following reaction: 2Mg + O2 2M9O ?

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Q: Consider the following redox reaction: 2Cu + 02 2CUO) (s), a) What is the oxidation number of Cu in…

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Q: If sodium vanadate is Na3VO4, then a) The oxidation number of V in this compound is +7. b) Calcium…

A: Na3VO4 Na having +1 oxidation state, let V has x oxidation state, O has -2  So, 3+x-8= 0 : x=+5 So,…

Q: For the redox reaction given below complete the following: CIO, + SO2 - SO + cr (a) What is the…

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Q: Determine the oxidation number of the transition element in the following: (a) MnO2 2+ (b) Mn² (c)…

A: Oxidation Number: oxidation number, also called oxidation state, the total number of electrons that…

Q: 8. Which of the following is the strongest oxidizing agent. (E Fe/Fe=0.77, 1200/1 -0.54,Cu²/Cu-0.34,…

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Q: Assign oxidation state to the underlined element. Write your answer on the space provided before…

A: The sum of oxidation states of all the atoms present in a molecule is equal to the charge on the…

Q: The overall charge on the polyatomic "dichromate" ion (Cr207) is -2. What is the oxidation number of…

A: Oxidation number: The covalent bond between the atoms of different electronegativity is polar. If we…

Q: assign oxidation states to each element in the following reaction. specifically identify which…

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Q: What species is the oxidizing agent in the reaction below? CIO + Cro, → CI¯ + CrO, 2- CI CrO, а. с.…

A: Oxidising agent: those species reduces itself and oxidise others are called oxidising agent.

Q: Calculate the grams of nickel (58.69 g/mol) can be electroplated from a solution of Ni(NO3)2(aq)…

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Q: Find the element with the highest oxidation number in each of the following formulas: 1.Na2Cr2O7…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Se + Cr(OH)3 → Cr + SeO32−(Basic) For the redox reaction shown above, determine which of the…

A: Oxidation: Increase in positive oxidation state or decrease in negative oxidation state Reduction:…

Q: Which substance is the oxidizing agent in the following reaction? Zn(s) + FeCh (aq) › ZnCh…

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Q: You are given with(a) Iron Nails(b) CuSO4 solution(c) Bacl2(d) Cu powder(e) Ferrous sulphate…

A: Given   The given materials are iron nails, CuSO4 solution, BaCl2, Cu powder, ferrous sulphate…

Q: 2) Four metals (A, B, C, and D) were studied for activity, and the following information was…

A: The series in which reactivity of metals is given from highest to lowest is known as reactivity…

Q: Which element is oxidized in the reaction below?                 Fe2+ + CrO42- + H2O→ Fe3+ + Cr3+…

A: If oxidation number increases, then element is oxidized. If oxidation number decreases, then element…

Q: Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below…

A: Given, Mass of Chromium = 6.85 g Molar mass of chromium = 52 g / mol Cr2O72- (aq)  +  14 H+ (aq)  +…

Q: Assign an oxidation state to each atom in each poly- atomic ion. (a) CO,²- (b) OH¯ c) NO3 (d) NO2-

A: Since you have posted questions with multiple subparts, we will solve the first three sub parts for…

Q: Consider the redox reaction Fe(s) + Cu²* (aq) → Fe²* (aq) + Cu(s) Which substance gets oxidized?…

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Q: 2- Zn(OH), + 2Ag Zn + Ag,O+ H2O+ 2OH¯ In the above reaction, the oxidation state of zinc changes…

A: In the given reaction: The O.N. of the given species can be assigned as follows:

Q: Which substance is the oxidizing agent in the reaction below? Fe2+ + H+ + Cr2O7 2- →→ Fe3+ + Cr3+ +…

A: Redox reactions combine reduction as well as oxidation reactions. The process where any species…

Q: a. What is the oxidizing agent in this reaction? 2A1(s) +3F2 (9) 2AIF3(s) O Al OF b. What is the…

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Q: What element is oxidized in the following reaction?   Cd(s) + NiO 2(s) + 2 H 2O(l) ----> Cd(OH)…

A: The reaction taking place is given as, => Cd (s) + NiO2 (s) + 2 H2O (l) → Cd(OH)2 (aq) + Ni(OH)2…

Q: In the following reaction, which element is oxidized? - Fe + CuSO4 Cu + FeSO4 - Select one: а. Cu O…

A: Ans is given as the following

Q: Consider the following reactions. 2+ Mg (aq) + 2e 4 Mg(s) E° = -2.36 V 2+ Zn (aq) + 2e s Zn(s) E° =…

A: Standard reduction potential values of metal decreasing order is              Cu > Zn > Mg…

Q: A.  Find the oxidation states of the following: Mn in Na2MnO4 K in KHSO3 O in Al (OH)4¯ C in C2H6 P…

A: The Oxidation state is the number of charge present on particular atom in a Molecule. It can be…

Q: A metal ion M+3 loses 3 electrons. What will be its oxidation number?

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Q: According to the Metal Activity Series below, which of the following reactions can occur? Li Lit +e…

A: The metal activity series given is,

Q: What are the oxidation states of Cu and Zn in the following reaction? What is oxidized and what is…

A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…

Q: The chemical equation for a reaction between KMnO4 and HCl is shown. 2KMnO4 + 16HCl → 2MnCl2 + 5Cl2…

A: The redox reaction is given as:2 KMnO4 + 16 HCl → 2 MnCl2 + 5 Cl2 + 2 KCl + 8 H2OOxidation number of…

Q: Consider the reaction below. Which is the oxidizing agent? * Fe + O₂ + H+ Fe+2+ H₂O. A. Fe B. 02 C.…

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Q: Identify the oxidizing and reducing agents from the reactants of the following equation Cr20,2- +…

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Q: What is the oxidation state of the fictional metal (M) in the compound, K[M(en)2(Cl)2]? a) +2 b)…

A: In this question, we want to determine the Oxidation state of metal ( M ) in the given complex.

Q: What is true about this reaction? A CN is the reducing agent B CN is the oxidizing agent C An oxygen…

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